/*
 * Copyright 2019-2020, Offchain Labs, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef data_storage_value_utils_hpp
#define data_storage_value_utils_hpp

#include <rocksdb/slice.h>
#include <avm_values/bigint.hpp>
#include <avm_values/tuple.hpp>
#include <avm_values/value.hpp>

template <typename Iterator>
uint64_t extractUint64(Iterator& iter) {
    auto ptr = reinterpret_cast<const char*>(&*iter);
    auto int_val = deserialize_uint64_t(ptr);
    iter += sizeof(int_val);
    return int_val;
}

template <typename Iterator>
uint256_t extractUint256(Iterator& iter) {
    auto ptr = reinterpret_cast<const char*>(&*iter);
    auto int_val = deserializeUint256t(ptr);
    iter += 32;
    return int_val;
}

template <typename T>
inline rocksdb::Slice vecToSlice(const T& vec) {
    return {reinterpret_cast<const char*>(vec.data()), vec.size()};
}

#endif /* data_storage_value_utils_hpp */
